Japan

Tokai Daini — 1,100 MW Nuclear

Nuclear Verified

Tokai Daini is a 1,100 MW nuclear power plant located in Japan. View location, capacity, and technical details.

Capacity
1,100 MW

Installed

Commissioned
1987

Year online

Owner
Japan Atomic Power Co.

Operator

Location
36.42, 140.60

Coordinates

Insights

#121
largest in %s
#317
largest %s worldwide
#2,209
largest worldwide
1987
%d yrs older than avg
2
operated by %s
73
plants within 100 km

Technical Details

Fuel Type
Nuclear
Capacity
1,100 MW
Commissioned
1987
Status
Operational
Owner
Japan Atomic Power Co.
Country
Japan
Coordinates
36.422, 140.603

Estimated Carbon Footprint

Annual CO₂
98,287 t

tonnes / year

Lifetime CO₂
4.9M t

over ~%d yrs

Intensity
12 g

gCO₂ per kWh

Annual emissions equal to

21,367
cars / year
13,105
homes / year
4.5M
trees to offset

Indicative estimate from standard life-cycle emission and capacity factors — not a measured figure. Open calculator

Nearby Stations

About this plant

The Tokai Daini Nuclear Power Plant, located in Japan, stands as a significant component of the country’s energy infrastructure. With a generating capacity of 1100 megawatts (MW), this facility plays a pivotal role in supporting Japan’s energy needs, particularly in the wake of the country’s commitment to reduce greenhouse gas emissions and transition towards more sustainable energy sources. Owned and operated by Japan Atomic Power Co., Tokai Daini is one of the key nuclear plants contributing to Japan’s electricity supply, especially in the Kanto region, which includes Tokyo, the nation’s capital.

Tokai Daini utilizes nuclear energy as its primary fuel source. The plant employs a boiling water reactor (BWR) design, which is known for its efficiency and reliability in converting nuclear fuel into electricity. The nuclear fuel consists primarily of enriched uranium, which undergoes fission reactions within the reactor core. This process generates heat, which is then used to produce steam that drives turbines to generate electricity. The use of nuclear fuel allows for a significant amount of energy to be produced from a relatively small volume of material, making it an efficient option for large-scale power generation.

The environmental impact of Tokai Daini, like other nuclear power plants, is a topic of considerable discussion. While nuclear energy is recognized for its low greenhouse gas emissions during operation, concerns regarding radioactive waste management and the potential for nuclear accidents remain prominent. Safety measures and protocols are rigorously implemented to ensure the plant operates within stringent regulatory frameworks established by the Japanese government and international bodies. The facility’s design incorporates advanced safety features intended to prevent accidents and mitigate the consequences of any potential incidents.

Regionally, Tokai Daini holds significant importance in ensuring energy security for the surrounding areas. Located in Ibaraki Prefecture, the plant supports local economies by providing jobs and contributing to the regional development. Furthermore, it plays a vital role in balancing energy supply and demand, particularly during peak usage periods. As Japan continues to navigate its energy policy following the Fukushima Daiichi nuclear disaster in 2011, the Tokai Daini Nuclear Power Plant represents a crucial element of the country’s ongoing efforts to re-establish a safe, reliable, and sustainable energy framework.

In summary, the Tokai Daini Nuclear Power Plant is an essential asset within Japan’s energy sector, leveraging nuclear technology to deliver substantial electricity generation while addressing environmental concerns. Its operational integrity and regional significance underscore its role in Japan’s energy future as the country seeks to balance energy needs with sustainability objectives.

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